Chemical Process Linde process of gas liquefaction employs Adiabatic expansion through a throttle valve (Joule-Thomson expansion) Exchange of heat with colder stream Merely compressing the gas beyond its critical pressure Adiabatic expansion against a piston or in a turbine Adiabatic expansion through a throttle valve (Joule-Thomson expansion) Exchange of heat with colder stream Merely compressing the gas beyond its critical pressure Adiabatic expansion against a piston or in a turbine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used As a lubricant As a foam depressant in distillation column As a rust preventive In hard water for cleaning of cloth As a lubricant As a foam depressant in distillation column As a rust preventive In hard water for cleaning of cloth ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Dehydrogenation of ethyl benzene produces Styrene Naphthalene Benzoic acid Phenol Styrene Naphthalene Benzoic acid Phenol ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Plaster of Paris is Both A and B CaSO₄.½H₂O Used for setting of broken bones Same as gypsum Both A and B CaSO₄.½H₂O Used for setting of broken bones Same as gypsum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The type of high refractive index glass used in optical instruments is __________ glass. Pyrex Crookes Flint None of these Pyrex Crookes Flint None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pitch (a product of coal tar distillation) is always mixed with creosote oil, when it is to be burnt in a burner, because Its calorific value is very less It reduces viscosity and imparts fluidity for its transportation through pipelines at economic pressure drop Tar neutralises the residual acids present in pitch All of these Its calorific value is very less It reduces viscosity and imparts fluidity for its transportation through pipelines at economic pressure drop Tar neutralises the residual acids present in pitch All of these ANSWER DOWNLOAD EXAMIANS APP
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